CN109148914A - A kind of fuel cell automobile hydrogen management system - Google Patents
A kind of fuel cell automobile hydrogen management system Download PDFInfo
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- CN109148914A CN109148914A CN201810990605.8A CN201810990605A CN109148914A CN 109148914 A CN109148914 A CN 109148914A CN 201810990605 A CN201810990605 A CN 201810990605A CN 109148914 A CN109148914 A CN 109148914A
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- hydrogen
- fuel cell
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- pressure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
- H01M8/04104—Regulation of differential pressures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
- H01M8/0438—Pressure; Ambient pressure; Flow
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
- H01M8/0444—Concentration; Density
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
- H01M8/04746—Pressure; Flow
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
- H01M8/04791—Concentration; Density
- H01M8/04798—Concentration; Density of fuel cell reactants
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells
Abstract
The invention discloses a kind of fuel cell automobile hydrogen management systems, including hydrogen control unit (HCU), Vehicular hydrogen Detection & Controling module and hydric safe module, the hydrogen control unit (HCU) is for being managed Vehicular hydrogen system, the detection of vehicle hydric safe and alarm, it receives the control instruction of fuel cell control unit (FCU) and sends hydrogen gas system to FCU and detect signal, the Vehicular hydrogen Detection & Controling module includes hydrogen cylinder safety detection, bottle-jack valve control and voltage-regulating system detection, hydrogen in hydrogen cylinder is sent after pressure reducing valve depressurizes to fuel cell pile, the hydric safe module is detected for vehicle hydrogen gas leakage.Beneficial effects of the present invention: fuel cell automobile hydrogen management system proposed by the invention and the interface of fuel cell system and full-vehicle control, instrument system are clear, realize the unified acquisition and processing of Vehicular hydrogen coherent signal, system is safe and reliable, is suitble to promote and apply.
Description
Technical field
The invention belongs to hydrogen energy fuel battery car fields, are related to a kind of hydrogen administrative skill, specifically a kind of fuel electricity
Pond automobile hydrogen management system.
Background technique
Fuel cell is a kind of chemical devices for chemical energy possessed by fuel being directly changed into electric energy, also known as electrochemistry
Electric organ.It is the 4th kind of generation technology after hydroelectric generation, heat energy power-generating and nuclear electric power generation.Since fuel cell is
The Gibbs free energy part in the chemical energy of fuel is converted into electric energy by electrochemical reaction, not by Carnot cycle effect
Limitation, thus it is high-efficient, and fuel cell is most promising generation technology.Power of the hydrogen as fuel cell car
Source, the problems such as due to the small difficult sealing of the flammable and explosive of itself, molecule and hydrogen embrittlement, so that fuel cell automobile hydrogen system
There are some potential safety problems, fuel cell automobile hydrogen system is using less reliable, and fuel cell automobile hydrogen system
Safety is people's concern first, existing fuel cell automobile hydrogen management system and fuel cell system, vehicle
Interface between control and instrument system is not clear enough, is not carried out the unified acquisition and processing of Vehicular hydrogen coherent signal.For
Drawbacks described above is solved, a solution is now provided.
Summary of the invention
The purpose of the present invention is to provide a kind of fuel cell automobile hydrogen management systems.
The technical problems to be solved by the invention are as follows:
(1) how to make fuel cell automobile hydrogen system safer and more reliable when in use；
(2) fuel cell automobile hydrogen management system and fuel cell system and full-vehicle control, instrument system how to be realized
Interface it is clear；
(3) the unified acquisition and processing of fuel cell car Vehicular hydrogen coherent signal how to be realized.
The purpose of the present invention can be achieved through the following technical solutions；
A kind of fuel cell automobile hydrogen management system, including hydrogen control unit (HCU), Vehicular hydrogen Detection & Controling
Module and hydric safe module, the hydrogen control unit and hydrogen control unit, Vehicular hydrogen Detection & Controling module and hydrogen
Gas security module communicates to connect, and the Vehicular hydrogen Detection & Controling module includes hydrogen cylinder safety detection, bottle-jack valve control
It is detected with voltage-regulating system, and the Vehicular hydrogen Detection & Controling module, the hydrogen control unit communication link is connected to fuel electricity
Pond control unit (FCU), and the fuel cell control unit communication link is connected to entire car controller, battery management unit and combination
Instrument.The hydrogen control unit (HCU) for Vehicular hydrogen system is managed, vehicle hydric safe detection and alarm,
It receives the control instruction of fuel cell control unit (FCU) and sends hydrogen gas system to FCU and detect signal, the Vehicular hydrogen inspection
Survey with control module include hydrogen cylinder safety detection, bottle-jack valve control and voltage-regulating system detect, and the Vehicular hydrogen detection with
Control module is sent the hydrogen in hydrogen cylinder to fuel cell pile, institute for controlling bottleneck threshold switch after pressure reducing valve depressurizes
State hydric safe module for vehicle hydrogen gas leakage detect, the fuel cell control unit (FCU) be responsible for entire car controller,
Communication between combination instrument and battery management unit (BMU).
Further, the hydrogen control unit (HCU) uses automobile-used 32 level controller, and 24V power supply has 10 tunnels or more
It is more than 12 accurate temperature AD thief hatch, 6 tunnels 12 accuracy voltage AD thief hatch, the above input port PWM in 5 tunnels, more than 10 tunnels low
Side drives mouth and the above 12V sensor power supply port in 1 tunnel, and hydrogen control unit (HCU) is also equipped with communication CAN interface and ground connection
Mouthful, 12 accurate temperature AD thief hatch are for acquiring hydrogen cylinder temperature signal, and more than 6 tunnels 12 accuracy voltage AD thief hatch are used for
Hydrogen cylinder pressure signal is acquired, extra thief hatch can be used to the density of hydrogen signal of collection voltages output, and the above PWM in 5 tunnels is defeated
Entrance is responsible for the density of hydrogen signal of acquisition PWM output, and more than 10 tunnels low side driving mouth is responsible for controlling bottleneck threshold switch, 1 tunnel with
Upper 12V sensor power supply port is responsible for hydrogen gas concentration sensor power supply.
Further, the bottle-jack valve integrated temperature sensor, TPRD and switch electromagnetic valve, and there is high-pressure sensing
Device installs interface, and the high-pressure pressure sensor quantity is 1~3, is provided with middle pressure pressure sensor after the pressure reducing valve.
Further, the temperature sensor measures hydrogen cylinder temperature greater than 85 DEG C or when being less than -40 DEG C, closes bottleneck
Valve, while error code is fed back to fuel cell control unit (FCU), the high-pressure pressure sensor and middle pressure pressure sensor
Class of accuracy is not less than 1.0 grades, when the high-pressure pressure sensor measures hydrogen pressure of the inside of a bottle and is more than 43.5MPa, closing bottle
Mouth valve, and parking checking.
Further, the hydric safe module includes 1~5 hydrogen gas concentration sensor, the hydrogen gas concentration sensor
Measurement hydrogen maximum concentration answers >=2.5% (volumetric concentration of Hydrogen in Air), PWM or voltage signal is exported, when any described
The density of hydrogen that hydrogen gas concentration sensor measures be 0.5%~1% when, by be sitting in driver's seat driver it can be seen that
Warning light or text importing sound an alarm driver, when density of hydrogen is greater than 1%, close bottle-jack valve immediately, and inspection of stopping
It looks into.
Beneficial effects of the present invention: fuel cell automobile hydrogen management system proposed by the invention and fuel cell system
And the interface of full-vehicle control, instrument system is clear, realizes the unified acquisition and processing of Vehicular hydrogen coherent signal, system safety
Reliably, it is suitble to promote and apply.
Detailed description of the invention
In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the drawings.
Fig. 1 is system functional block diagram of the invention.
Fig. 2 is hydrogen cylinder pressure monitor datagram.
Fig. 3 is hydrogen cylinder monitoring temperature datagram.
Fig. 4 is pressure monitor datagram after pressure reducing valve.
Fig. 5 is the concentration measurement and control datagram of Hydrogen in Air.
Fig. 6 is the chain logical schematic of bottle-jack valve.
Specific embodiment
As shown in Figure 1, a kind of fuel cell automobile hydrogen management system, including hydrogen control unit (HCU), Vehicular hydrogen
Detection & Controling module and hydric safe module, the hydrogen control unit and hydrogen control unit, Vehicular hydrogen detection and control
Molding block and hydric safe module communicate to connect, the Vehicular hydrogen Detection & Controling module include hydrogen cylinder safety detection,
Bottle-jack valve control and voltage-regulating system detection, and the Vehicular hydrogen Detection & Controling module, the hydrogen control unit communication link
It is connected to fuel cell control unit (FCU), and the fuel cell control unit communication link is connected to entire car controller, battery management
Unit and combination instrument.The hydrogen control unit (HCU) is for being managed Vehicular hydrogen system, vehicle hydric safe is examined
Survey and alarm receive the control instruction of fuel cell control unit (FCU) and send hydrogen gas system to FCU and detect signal, described
Vehicular hydrogen Detection & Controling module includes hydrogen cylinder safety detection, bottle-jack valve control and voltage-regulating system detection, and described vehicle-mounted
Hydrogen Detection & Controling module is sent the hydrogen in hydrogen cylinder to fuel electricity for controlling bottleneck threshold switch after pressure reducing valve depressurizes
Pond pile, the hydric safe module for vehicle hydrogen gas leakage detect, the fuel cell control unit (FCU) be responsible for it is whole
Communication between vehicle controller, combination instrument and battery management unit (BMU).
The hydrogen control unit (HCU) uses automobile-used 32 level controller, and 24V power supply has 12,10 tunnels or more precision
More than temperature AD thief hatch, 6 tunnels 12 accuracy voltage AD thief hatch, the above input port PWM in 5 tunnels, more than 10 tunnels low side drives mouth
With the above 12V sensor power supply port in 1 tunnel, and hydrogen control unit (HCU) be also equipped with communication CAN interface and ground connection mouth, 12 essences
Degree temperature AD thief hatch is for acquiring hydrogen cylinder temperature signal, and more than 6 tunnels 12 accuracy voltage AD thief hatch are for acquiring hydrogen
Bottle pressure signal, extra thief hatch can be used to the density of hydrogen signal of collection voltages output, and the above input port PWM in 5 tunnels is responsible for
The density of hydrogen signal of PWM output is acquired, more than 10 tunnels low side driving mouths are responsible for controlling bottleneck threshold switch, the above 12V sensing in 1 tunnel
Device power supply port is responsible for hydrogen gas concentration sensor power supply.
The bottle-jack valve integrated temperature sensor, TPRD and switch electromagnetic valve, and there is high-pressure pressure sensor installation to connect
Mouthful, the high-pressure pressure sensor quantity is 1~3, is provided with middle pressure pressure sensor after the pressure reducing valve.
The temperature sensor measures hydrogen cylinder temperature and closes bottle-jack valve greater than 85 DEG C or when being less than -40 DEG C, while to combustion
Expect that battery control unit (FCU) feeds back error code, the class of accuracy of the high-pressure pressure sensor and middle pressure pressure sensor
Not less than 1.0 grades, when the high-pressure pressure sensor measures hydrogen pressure of the inside of a bottle and is more than 43.5MPa, bottle-jack valve is closed, and stop
It checks.
The hydric safe module includes 1~5 hydrogen gas concentration sensor, is arranged in the closing or half of installation hydrogen gas system
Above enclosure space and other suitable positions, the hydrogen gas concentration sensor measurement hydrogen maximum concentration is answered >=2.5% (in air
The volumetric concentration of hydrogen), PWM or voltage signal are exported, when the density of hydrogen that any hydrogen gas concentration sensor measures is
When 0.5%~1%, by be sitting in driver's seat driver it can be seen that warning light or text importing to driver issue warn
Report closes bottle-jack valve, and parking checking when density of hydrogen is greater than 1% immediately.
It is hydrogen bottle pressure, hydrogen cylinder temperature, the volume for depressurizing downstream pressure and Hydrogen in Air as shown in Fig. 2~Fig. 5
Concentration measurement and control datagram.Hydrogen cylinder working pressure range is 2MPa~35MPa, operating temperature range is -40 DEG C~85 DEG C, decompression
The fluctuation range of downstream pressure should be within the 10% of setting pressure, and the volumetric concentration of Hydrogen in Air must not exceed 1%.
Fig. 6 be the chain logical schematic of bottle-jack valve, when any high-pressure pressure sensor detect hydrogen bottle pressure >=
43.5MPa or any high-pressure pressure sensor detect that hydrogen bottle pressure≤1MPa or any temperature sensor detect hydrogen
Bottle temperature >=85 DEG C and for 5 seconds or any temperature sensor detect hydrogen cylinder temperature≤- 40 DEG C and for 5 seconds or middle pressure
Pressure sensor measures decompression downstream pressure not within the 10% of setting pressure or any hydrogen gas concentration sensor detects sky
When volumetric concentration >=1% of hydrogen and for 5 seconds or FCU send shutdown bottle-jack valve order to HCU in gas, then with 0.1 second~
Bottle-jack valve is successively closed at 0.5 second interval.
Beneficial effects of the present invention: fuel cell automobile hydrogen management system proposed by the invention and fuel cell system
And the interface of full-vehicle control, instrument system is clear, realizes the unified acquisition and processing of Vehicular hydrogen coherent signal, system safety
Reliably, it is suitble to promote and apply.
Above content is only to structure of the invention example and explanation, affiliated those skilled in the art couple
Described specific embodiment does various modifications or additions or is substituted in a similar manner, without departing from invention
Structure or beyond the scope defined by this claim, is within the scope of protection of the invention.
Claims (5)
1. a kind of fuel cell automobile hydrogen management system, which is characterized in that including hydrogen control unit, Vehicular hydrogen detection with
Control module and hydric safe module；
The hydrogen control unit is communicated with hydrogen control unit, Vehicular hydrogen Detection & Controling module and hydric safe module
Connection；
The Vehicular hydrogen Detection & Controling module includes hydrogen cylinder safety detection, bottle-jack valve controls and voltage-regulating system detection, and
The Vehicular hydrogen Detection & Controling module；
The hydrogen control unit communication link is connected to fuel cell control unit, and the fuel cell control unit communicates to connect
There are entire car controller, battery management unit and combination instrument.
2. a kind of fuel cell automobile hydrogen management system according to claim 1, which is characterized in that the hydrogen control
Unit uses automobile-used 32 level controller, and 24V power supply has 12,10 tunnels or more accurate temperature AD thief hatch, more than 6 tunnels 12 essences
Voltage AD thief hatch, the above input port PWM in 5 tunnels, more than 10 tunnels low side driving mouth and the above 12V sensor power supply port in 1 tunnel are spent, and
Hydrogen control unit is also equipped with communication CAN interface and ground connection mouth.
3. a kind of fuel cell automobile hydrogen management system according to claim 1, which is characterized in that the bottle-jack valve collection
At temperature sensor, TPRD and switch electromagnetic valve, and there is high-pressure pressure sensor to install interface, the high-pressure pressure sensor
Quantity is 1~3, is provided with middle pressure pressure sensor after the pressure reducing valve.
4. a kind of fuel cell automobile hydrogen management system according to claim 3, which is characterized in that the temperature sensing
Device measures hydrogen cylinder temperature greater than 85 DEG C or when being less than -40 DEG C, closes bottle-jack valve, while feeding back event to fuel cell control unit
The class of accuracy of barrier code, the high-pressure pressure sensor and middle pressure pressure sensor is not less than 1.0 grades, and the high-pressure passes
When sensor measures hydrogen pressure of the inside of a bottle and is more than 43.5MPa, bottle-jack valve, and parking checking are closed.
5. a kind of fuel cell automobile hydrogen management system according to claim 1, which is characterized in that the hydric safe
Module includes 1~5 hydrogen gas concentration sensor, and the hydrogen gas concentration sensor measurement hydrogen maximum concentration answers >=2.5%, output
PWM or voltage signal are driven when the density of hydrogen that any hydrogen gas concentration sensor measures is 0.5%~1% by being sitting in
Sail the driver at seat it can be seen that warning light or text importing driver is sounded an alarm, when density of hydrogen be greater than 1% when,
Bottle-jack valve, and parking checking are closed immediately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810990605.8A CN109148914B (en) | 2018-08-28 | 2018-08-28 | Hydrogen management system of fuel cell automobile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810990605.8A CN109148914B (en) | 2018-08-28 | 2018-08-28 | Hydrogen management system of fuel cell automobile |
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| CN109148914A true CN109148914A (en) | 2019-01-04 |
| CN109148914B CN109148914B (en) | 2023-05-05 |
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| CN201810990605.8A Active CN109148914B (en) | 2018-08-28 | 2018-08-28 | Hydrogen management system of fuel cell automobile |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109709164A (en) * | 2019-02-14 | 2019-05-03 | 北京市劳动保护科学研究所 | A kind of gas-detecting device and EW system |
| CN110239566A (en) * | 2019-05-29 | 2019-09-17 | 武汉格罗夫氢能汽车有限公司 | A kind of troubleshooting strategy of vehicle-mounted hydrogen storage system |
| CN110406430A (en) * | 2019-05-23 | 2019-11-05 | 江苏奥新新能源汽车有限公司 | A kind of fuel cell car dynamic hydrogen discharge data monitoring system |
| CN110562131A (en) * | 2019-08-29 | 2019-12-13 | 武汉格罗夫氢能汽车有限公司 | Novel control device for indoor hazard warning lamp of hydrogen energy automobile |
| CN110701482A (en) * | 2019-08-01 | 2020-01-17 | 上海舜华新能源系统有限公司 | Fuel cell commercial vehicle hydrogen storage management method |
| CN110752394A (en) * | 2019-09-25 | 2020-02-04 | 潍柴动力股份有限公司 | Fuel cell leakage detection method and detection system |
| CN110816314A (en) * | 2019-10-31 | 2020-02-21 | 武汉格罗夫氢能汽车有限公司 | Method for judging hydrogen flow entering fuel cell |
| CN114295278A (en) * | 2021-12-20 | 2022-04-08 | 中能国氢(天津)新能源科技开发有限公司 | Hydrogen fuel cell hydrogenation prompt system |
| CN114614045A (en) * | 2020-12-03 | 2022-06-10 | 郑州宇通客车股份有限公司 | Leakage prediction method and device for hydrogen system of fuel cell automobile |
| CN117111537A (en) * | 2023-10-23 | 2023-11-24 | 北京科泰克科技有限责任公司 | Control system and method for hydrogen system based on hydrogen controller |
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| CN206574799U (en) * | 2017-03-10 | 2017-10-20 | 同济大学 | A kind of on-vehicle fuel hydrogen management system |
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| CN1632978A (en) * | 2004-12-29 | 2005-06-29 | 武汉理工大学 | Vehicular fuel battery engine control method and apparatus |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109709164A (en) * | 2019-02-14 | 2019-05-03 | 北京市劳动保护科学研究所 | A kind of gas-detecting device and EW system |
| CN110406430A (en) * | 2019-05-23 | 2019-11-05 | 江苏奥新新能源汽车有限公司 | A kind of fuel cell car dynamic hydrogen discharge data monitoring system |
| CN110239566A (en) * | 2019-05-29 | 2019-09-17 | 武汉格罗夫氢能汽车有限公司 | A kind of troubleshooting strategy of vehicle-mounted hydrogen storage system |
| CN110701482A (en) * | 2019-08-01 | 2020-01-17 | 上海舜华新能源系统有限公司 | Fuel cell commercial vehicle hydrogen storage management method |
| CN110562131A (en) * | 2019-08-29 | 2019-12-13 | 武汉格罗夫氢能汽车有限公司 | Novel control device for indoor hazard warning lamp of hydrogen energy automobile |
| CN110752394A (en) * | 2019-09-25 | 2020-02-04 | 潍柴动力股份有限公司 | Fuel cell leakage detection method and detection system |
| CN110752394B (en) * | 2019-09-25 | 2021-07-20 | 潍柴动力股份有限公司 | Fuel cell leakage detection method and detection system |
| CN110816314A (en) * | 2019-10-31 | 2020-02-21 | 武汉格罗夫氢能汽车有限公司 | Method for judging hydrogen flow entering fuel cell |
| CN114614045A (en) * | 2020-12-03 | 2022-06-10 | 郑州宇通客车股份有限公司 | Leakage prediction method and device for hydrogen system of fuel cell automobile |
| CN114295278A (en) * | 2021-12-20 | 2022-04-08 | 中能国氢(天津)新能源科技开发有限公司 | Hydrogen fuel cell hydrogenation prompt system |
| CN117111537A (en) * | 2023-10-23 | 2023-11-24 | 北京科泰克科技有限责任公司 | Control system and method for hydrogen system based on hydrogen controller |
| CN117111537B (en) * | 2023-10-23 | 2024-01-26 | 北京科泰克科技有限责任公司 | Control system and method for hydrogen system based on hydrogen controller |
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| Publication number | Publication date |
|---|---|
| CN109148914B (en) | 2023-05-05 |
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